package com.chapter6.lianxi.demo3;

//发动机
public class YAMAHA implements IEngine{
    @Override
    public void start() {
        System.out.println("YAMAHA启动，速度60");
    }

    @Override
    public void stop() {
        System.out.println("YAMAHA停止，速度0");
    }

    @Override
    public void speedup() {
        System.out.println("YAMAHA加速，速度80");
    }
}
